* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

@font-face {
  font-family: "Enchant";
  src: url("enchant.ttf");
}

body {
  min-height: 100vh;
  padding: 40px 18px;
  overflow-x: hidden;
  position: relative;

  display: flex;
  justify-content: center;
  align-items: flex-start;

  font-family: Inter, sans-serif;
  color: white;

  background: radial-gradient(
      circle at top,
      rgba(170, 0, 255, 0.14),
      transparent 35%
    ),
    radial-gradient(
      circle at bottom right,
      rgba(120, 0, 255, 0.12),
      transparent 35%
    ),
    linear-gradient(180deg, #05020b 0%, #0b0514 40%, #12081d 100%);
}

/* MAIN CONTAINER */

.container {
  position: relative;
  z-index: 2;

  width: 100%;
  max-width: 560px;

  background: linear-gradient(
    180deg,
    rgba(28, 14, 45, 0.98),
    rgba(17, 8, 29, 0.98)
  );

  border: 1px solid rgba(180, 120, 255, 0.12);

  border-radius: 32px;

  padding: 30px;

  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.02),
    0 24px 80px rgba(0, 0, 0, 0.6), 0 0 45px rgba(140, 0, 255, 0.16);
}

/* subtle end glow */

.container::before {
  content: "";

  position: absolute;
  inset: 0;

  border-radius: inherit;

  background: radial-gradient(
    circle at top,
    rgba(183, 120, 255, 0.08),
    transparent 45%
  );

  pointer-events: none;
}

h1 {
  text-align: center;

  font-size: 36px;
  font-weight: 800;

  margin-bottom: 24px;

  color: #f7efff;

  letter-spacing: -1px;

  text-shadow: 0 0 10px rgba(180, 120, 255, 0.45),
    0 0 24px rgba(180, 120, 255, 0.22);
}

h3 {
  text-align: center;

  font-size: 14px;
  font-weight: 500;

  margin: 24px 0 18px;

  color: rgba(230, 210, 255, 0.72);
}

h4 {
  font-size: 18px;
  font-weight: 700;

  color: #f5ebff;
}

.texture-block h4 {
  margin: 0;
}

/* LABELS */

.label,
.label2,
.label3 {
  font-size: 13px;
  line-height: 1.5;

  color: rgba(225, 205, 255, 0.74);
}

.label2 {
  margin-top: 10px;
}

.label3 {
  margin-bottom: 10px;
}

/* SPACING */

.pack-box {
  margin-bottom: 14px;
}

/* INPUTS */

input,
select {
  width: 100%;
  height: 58px;

  border-radius: 18px;

  border: 2px solid rgba(180, 120, 255, 0.12);

  background: linear-gradient(180deg, #241339, #1a102c);

  padding: 0 18px;

  color: white;

  font-size: 15px;

  outline: none;

  transition: 0.22s ease;

  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

input::placeholder {
  color: rgba(230, 210, 255, 0.74);
}

input:focus,
select:focus {
  border-color: #b77cff;

  background: linear-gradient(180deg, #2c1746, #211235);

  box-shadow: 0 0 0 4px rgba(183, 124, 255, 0.08),
    0 0 22px rgba(183, 124, 255, 0.12);
}

/* SELECT */

select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;

  cursor: pointer;

  padding-right: 52px;

  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' fill='white' viewBox='0 0 24 24'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");

  background-repeat: no-repeat;
  background-position: right 18px center;
}

select option {
  background: #1a102c;
  color: white;
}

/* TEXTURE BLOCK */

.texture-block {
  background: linear-gradient(
    180deg,
    rgba(35, 18, 57, 0.95),
    rgba(23, 12, 38, 0.95)
  );

  border: 1px solid rgba(180, 120, 255, 0.08);

  border-radius: 26px;

  padding: 24px;

  margin-bottom: 22px;

  display: flex;
  flex-direction: column;

  gap: 16px;

  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02),
    0 0 25px rgba(140, 0, 255, 0.08);
}

.texture-header {
  display: flex;
  align-items: center;
  justify-content: space-between;

  margin-bottom: 4px;
}

/* FILE BUTTON */

.file-wrapper {
  position: relative;

  width: 100%;
  height: 58px;
}

.file-wrapper input[type="file"] {
  position: absolute;
  inset: 0;

  opacity: 0;

  cursor: pointer;
}

.file-button {
  width: 100%;
  height: 58px;

  display: flex;
  align-items: center;
  justify-content: center;

  border-radius: 18px;

  background: linear-gradient(135deg, #b77cff, #7c3cff);

  color: white;

  font-size: 15px;
  font-weight: 700;

  transition: 0.22s ease;

  box-shadow: 0 10px 30px rgba(124, 60, 255, 0.28),
    0 0 20px rgba(183, 124, 255, 0.18);
}

.file-button:hover {
  transform: translateY(-2px);

  box-shadow: 0 16px 40px rgba(124, 60, 255, 0.36),
    0 0 26px rgba(183, 124, 255, 0.24);
}

/* BUTTONS */

button {
  border: none;

  cursor: pointer;

  transition: 0.22s ease;
}

.actions {
  display: flex;
  gap: 14px;

  margin-top: 18px;
}

#addTextureBtn,
.generate-btn {
  flex: 1;

  height: 58px;

  border-radius: 18px;

  background: linear-gradient(135deg, #b77cff, #7c3cff);

  color: white;

  font-size: 15px;
  font-weight: 700;

  box-shadow: 0 10px 30px rgba(124, 60, 255, 0.28),
    0 0 20px rgba(183, 124, 255, 0.18);
}

#addTextureBtn:hover,
.generate-btn:hover {
  transform: translateY(-2px);

  box-shadow: 0 16px 40px rgba(124, 60, 255, 0.36),
    0 0 26px rgba(183, 124, 255, 0.24);
}

/* REMOVE BUTTON */

.remove-btn {
  height: 38px;

  padding: 0 18px;

  border-radius: 12px;

  background: rgba(255, 255, 255, 0.04);

  color: #ffb8ff;

  font-size: 14px;
  font-weight: 600;

  border: 1px solid rgba(255, 255, 255, 0.03);
}

.remove-btn:hover {
  background: rgba(183, 124, 255, 0.16);
}

/* PARTICLES */

.particle-layer {
  position: fixed;
  inset: 0;

  overflow: hidden;

  pointer-events: none;

  z-index: 1;
}

.static-particle {
  position: absolute;

  font-family: "Enchant", sans-serif;

  color: rgba(220, 170, 255, 0.92);

  user-select: none;

  text-shadow: 0 0 4px rgba(255, 255, 255, 0.7),
    0 0 10px rgba(183, 124, 255, 0.95), 0 0 20px rgba(183, 124, 255, 0.8),
    0 0 34px rgba(124, 60, 255, 0.6);

  transform: translateZ(0);

  will-change: transform;
}

/* MOBILE */

@media (max-width: 1100px) {
  body {
    padding: 18px 12px;
  }

  .container {
    padding: 22px;

    border-radius: 26px;
  }

  h1 {
    font-size: 30px;
  }

  .texture-block {
    padding: 18px;

    border-radius: 22px;
  }

  input,
  select,
  .file-button,
  #addTextureBtn,
  .generate-btn {
    height: 54px;

    font-size: 15px;
  }

  .remove-btn {
    height: 34px;
  }
  .actions {
    flex-direction: column;
    gap: 10px;
    margin-top: 14px;
  }

  #addTextureBtn,
  .generate-btn {
    width: 100%;
    min-height: 54px;

    border-radius: 14px;
    font-weight: 700;

    padding: 0 14px;
  }
}